Finding the Fourth Proportional to 14,018.94, 21,042.24 and 7,445.10

Step by Step Solution

1. Step 1: Write the proportion equation
   14,018.94 : 21,042.24 = 7,445.10 : x
2. Step 2: Convert to fraction form
   14,018.94/21,042.24 = 7,445.10/x
3. Step 3: Cross multiply
   14,018.94x = 21,042.24 × 7,445.10
4. Step 4: Simplify right side
   14,018.94x = 156,661,581.02
5. Step 5: Solve for x
   x = 156,661,581.02/14,018.94
6. Step 6: Final answer
   x = 11,174.99